These digital wireless cameras come equipped with 18 infrared LEDs for night vision, making them the perfect monitoring devices for your home or business. See up to 40' away in total darkness. With the cameras' motion-activated recording mode, overwrite recording feature, and motion-detection alarm, you can keep on eye on your home or business even if you are not physically present. Record your video to an SD card (up to 32GB) for later review, or hook the camera up to a monitor to view live footage.